US4019059A - Patient's support arrangement for an X-ray apparatus - Google Patents

Patient's support arrangement for an X-ray apparatus Download PDF

Info

Publication number
US4019059A
US4019059A US05/633,161 US63316175A US4019059A US 4019059 A US4019059 A US 4019059A US 63316175 A US63316175 A US 63316175A US 4019059 A US4019059 A US 4019059A
Authority
US
United States
Prior art keywords
patient
pallet
support
rotational axis
coordinates
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US05/633,161
Other languages
English (en)
Inventor
Bengt Brundin
Wulf Trepte
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of US4019059A publication Critical patent/US4019059A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/04—Positioning of patients; Tiltable beds or the like
    • A61B6/0487—Motor-assisted positioning
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/501—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of the head, e.g. neuroimaging or craniography

Definitions

  • the present invention relates to a patient's support arrangement for an X-ray apparatus, consisting of a patient's support pallet and a drive means for effecting the circular movement thereof about a horizontal rotational axis, as well as means for adjusting the support pallet in relationship to the rotational axis.
  • a patient's support arrangement which is suited for this purpose is known form German Published Patent Specification No. 2,008,169, in which it is possible to effectuate an isocentric rotation of the support pallet about its horizontal support axis.
  • the rotational axis does not lie within the region of the patient, so as to lead to the result that the area; which is to be X-rayed is moved out of the X-ray path of the X-ray tube during each rotation, so as to thereby require a readjustment.
  • the drive means for effecting the rotation of the support pallet or repository about a horizontal rotational axis located in the region of a patient resting thereon (isocentric movement) possesses a drive motor, as well as two servomotors with a control device for the control thereof and which consists of an arrangement for the setting of the reference values and a further arrangement for the determination of the actual values, as well as a servocontrol device for the correlation or balancing of reference and actual values whereby on a reference value transmitter, there are selectable the coordinates for the determination of the position of the patient rotational axis relative to the support pallet (patient coordinates), as well as the coordinates for the determination of the position of the virtual rotational axis within the movement space (spatial coordinates), and in which an actual value transmitter is associated with each servomotor for determination of the actual value of the patient support axis determined in patient coordinates in the spatial coordinate system, and which actuates the automatic control of the servomotors upon the incidence of
  • the patient's support pallet is so constructed as to possess a pivot arm at whose free end there is fastened the support pallet so as to be pivotable about a rotational axis, there is supported within this axis a slide carriage which is movable along the longitudinal direction of the pivot arm, and wherein the drive motor actuates the pivot arm, whereas one of the servomotors actuates the pivotal movement of the support pallet and the other servomotor actuates the slide carriage.
  • a further embodiment is particularly robust and can be constructed so as to be vibration-free even with patients of heavy body weights.
  • the patient's support arrangement consists of at least one vertical column which carries a vertically displaceable horizontal arm on which the support pallet is fastened so as to be pivotable about a horizontal axis which is displaceable along the longitudinal direction of the arm, whereby the drive motor actuates the pivotal movement of the support pallet and respectively one of the servomotors effects the movements of the axis of the support pallet and of the arm.
  • the patient support pallet consists of about three approximately equal parts, whose middle portion is fixedly connected with the horizontal axis, whereas the outer portions, of which one is constructed as a radiation-transmissive back support portion provided with a head support and the other a leg support portion provided with a pivotable foot support, are articulatedly connected to the middle portion, and that by means of swinging the back and leg support portions with respect to the middle portion of the patient support pallet, the latter is selectively usable as either a table as well as a chair.
  • FIG. 1 illustrates a patient support arrangement whose actuating mechanism is operated pursuant to the principle of a polar coordinate system
  • FIG. 2 is a corrdinate diagram whose plot of movements corresponds to that of the patient's support arrangement of FIG. 1;
  • FIG. 3 is a circuit block diagram of the control system for a patient support arrangement operating in accordance with the principle of movement illustrated in FIG. 1;
  • FIG. 4 is a patient's support arrangement whose actuating mechanism is operated pursuant to the principle of a rectangular coordinate system
  • FIG. 5 is a coordinate diagram whose plot of movements corresponds to that of the patient's support arrangement of FIG. 4;
  • FIG. 6 is a circuit block diagram of a control system for a patient's support arrangement operating in accordance with the principle of movement illustrated in FIG. 4.
  • the patient's support arrangement as shown to FIG. 1 possesses a vertical support column 1 having a drive motor 2 arranged interiorly thereof, and on whose horizontally projecting drive shaft 3 there is pivotably fastened a U-shaped pivot arm 4.
  • the interior of the U-profile 5 of the arm serves as the guide for a bracket 6.
  • a servomotor 7 is arranged therein which actuates the bracket 6, with the aid of a slide carriage 8, along the longitudinal direction of the pivot arm 4.
  • the bracket 6 carries a patient's support pallet or repository 9 which is rotatable about the horizontal rotational axis 11 of the bracket 6, through the intermediary of a second servomotor 10.
  • the patient's support pallet 9 is, additionally, manually adjustable in the direction of its rotational axis 11 through suitable means (not shown), and arrestable in its operative position.
  • the support pallet 9 consists of three elements which are articulatedly interconnected, namely, the back support portion 12 which is provided with an extensible radiation-permeable head support 13, the seat or middle portion 14, and the leg support portion 15 which possesses a pivotable foot support 16.
  • the back support portion 12 which is provided with an extensible radiation-permeable head support 13, the seat or middle portion 14, and the leg support portion 15 which possesses a pivotable foot support 16.
  • the shoulder belt or strap 18, knee strap 19, and leg strap 20 are provided thereon.
  • FIG. 2 illustrates a coordinate graph or diagram whose principal construction conforms to the position of the patient's support arrangement in FIG. 1. Illustrated in this diagram are two rectangular coordinate systems x/y as spatial coordinates and a/b as patient coordinates; hereby the zero point of the system a/b is located in the point or rotation 11 of the support pallet 9.
  • the coordinate system a/b is movable along the line 5 which is identical with the imaginary median axis 5 of the pivot arm 4.
  • the angle between the x-axis and the line a, which corresponds to the patient's support pallet 9, is designated with ⁇
  • the distance between the axis of the drive shaft 3 and the rotational axis 11 of the line is designated with R
  • the angle between the y-axis and the line 5 is designated with ⁇ .
  • the point 24 is the reference value of the zero point of the spatial coordinate system x/y, and the marking 29 is the actual value of the zero point of the patient coordinate system a/b.
  • the point 24 characterizes that point in space about which the patient within the patient's rotational axis 29 is to be moved isocentrically.
  • the spatial point 24 can be marked by a light beam which is located on an X-ray tube-image generator combination 25. The coordinates thereof can be read off on the scales 27, 28.
  • a component of this control unit is a control box 21 which may be located either on a carriage 22, at any suitable location on the arrangement itself, or on a wall of the treatment chamber (FIG. 1).
  • the physician will select the patient's rotary or turning axis 29, and then mark it on the patient 17. Thereafter, with the aid of the light beam 24, that point (x o ; y o ) in the coordinate field x, y (FIG. 2) is determined by means of which the point 29 is to be brought into rotation.
  • the values of x o and y o can be read off on the scales 27, 28 on the X-ray support column 26 (FIG. 1). These values are then set with the aid of the turn knobs x', y' on the control box 21.
  • the support pallet 9 is now controlled in such a manner through actuation of the turn knobs a', b' of the control box 21 through hereinbelow described means, that the marking 29 on the patient 17 coincides with the spatial point 24 which has been determined through the adjusted spatial coordinates x o ; y o .
  • a rotary knob ⁇ ' which is arranged on the support arrangement, through the intermediary of similarly hereinbelow described means, there is carried out an isocentric movement of the patient 17 about the selected horizontal axis.
  • An indicator arrangement 31 is associated with the rotary knob ⁇ ', which indicates the present angle of the patient support pallet 9 with respect to the horizontal position thereof.
  • function generators which are arranged on the rotational axes 3 and 11 (FIG. 1) and whose output signals correspond to the sine and cosine of the rotational angle of the associated rotational axes.
  • a potentiometer 38 is so located within the pivot arm 4 whereby the resistance value thereof is proportional to the distance between the rotational axes 3 and 11. The remaining components of the control system are described hereinbelow.
  • the turn knobs x' and y' of the control unit 12 are initially set to those values on the currently associated scales 32, 33 which are to be read off on the scales 27, 28 for, respectively, the horizontal and the vertical positions of the isocentrum 24.
  • the electrical signal x o corresponding to the horizontal position of the isocentrum 24 is transmitted through the conduit 34 to the cable 23 of the control circuit 35.
  • the y o -signal which corresponds to the vertical position of the isocentrum 24 is transmitted through the conduit 36 to the control circuit 37.
  • the output signal of the potentiometer 38 is dependent upon the distance R between the rotational axes 3 and 11.
  • the marking 29 on the patient 17 is conveyed to the isocentrum 24 through intermediary of the motors 2, 7 and 10.
  • the values of the turn knobs a', b' are converted into electrical signals and transmitted to the function generator ⁇ 1 through the conduits 41, 42.
  • the differential signals ⁇ x and ⁇ y which are produced when the actual and refernce values are different, are utilized in order to control the servomotors 7 for the longitudinal displacement of the bracket 6, and the servomotor 2 for effecting the rotation of the pivot arm 4. Since the control of these motors must be carried out in conformance with the magnitude of the angle, at first the ⁇ x and ⁇ y signals must be however, transmitted to a further function generator ⁇ 1 which is fastened to the rotational axis 3. The output signals of these function generators are then determined as follows:
  • the function generator ⁇ is arranged on the rotational axis 11 and the function generator ⁇ 2 on the ⁇ 1-axis.
  • the function generator ⁇ 1 When the function generator ⁇ 1 is adjusted by means of the turn knob ⁇ ', then the output signal thereof varies in such a manner whereby the motors 7, 2 and 10, as previously described, control the movement of the pivot arm 4, the bracket 6 and the patient's support pallet 9 in such a functional interdependence, so that there results an isocentric movement about the axis 24.
  • the isocentric movement is speed-controlled, meaning dependent upon the speed of rotation of the function generator ⁇ 1, in which the rotational angle is additionally selectable.
  • the patient support pallet is transportable at a suitable constant angle along its longitudinal direction (transversal movement) and perpendicular thereto. This is carried out through actuation of the turn knobs a' and, respectively, b'.
  • FIG. 4 shows a further embodiment of a patient's support arrangement, whose actuating mechanism is operated in accordance with the principle of a rectangular coordinate system.
  • the arrangement consists of two vertical columns 48, which support a vertically displaceable horizontal beam 49.
  • the beam 49 in turn supports the support pallet 9 which is transportable through intermediary of the movable frame 50 along the longitudinal direction of the arm.
  • the chain hoist 65 which is similarly located on the upper surface of the beam 49, runs above the sprocket wheel 59 and above the sprocket wheel 57' which is located on the axis 61 behind the wheel 57, and is finally fastened to the upper surface of the counterweight 66.
  • the beam is additionally connected with the counterweight through the chain hoists 68, 69, which run below sprocket wheel 72 arranged on the floor 70 and which are rotatable through the linkage points 71.
  • the transport frame 50 with the support pallet 9 possesses rollers 73 which run on both sides of the beam 49, and through which there is driven a servomotor 74 located in the frame.
  • a drive motor 75 For effecting the pivoting movement of the support pallet 9 there is provided a drive motor 75.
  • the patient's support pallet 9 additionally is displaceable along the direction of its rotational axis 76 by means of a spindle 77 which is displaceable through the motor 78 which, similarly to the drive motor 75 is arranged within the frame 50, and is arrestable in the presently desired operative position.
  • the elements 12, 14, 15 with the foot support 16 of the patient's support pallet 9 are so adjustable that the support plate is usable as a patient's chair.
  • the angle of inclination of the back supporting portion 12 and the foot supporting portion 15 with the foot support 16 as compared to the middle portion 14 is adjustable through the use of known means, thereby not shown.
  • a component of the control unit is a control box 79 which, for example is located on a frame 80.
  • the control box 79 is connected with the patient's support arrangement by means of a cable 81.
  • the box 79 possesses four turn knobs u', v', c', d' for the setting of the coordinates of two separate coordinate system, of which one (u', v') is associated with the plane of movement of the support pallet (spatial coordinates) and the other with the support plane of the patient on the support pallet 9 (patient coordinates).
  • the desired spatial point 24 as the initial position for commencing the isocentric movement of the patient.
  • the spatial coordinates are selected by means of the turn knobs u', v' on the control box 79.
  • the support pallet is now so controlled through actuation of the turn knobs c', d' of the control box 79 through hereinbelow described means, whereby the point 24 coincides with the marking 29 on the patient 17.
  • the rotary knob ⁇ ' Through actuation of a further turn knob ⁇ ' which is located on the control box 79 there is then effected, through similarly hereinbelow described means, an isocentric movement of the patient through the point 29 about the selected virtual horizontal rotational axis.
  • the rotary knob ⁇ ' has an indicator arrangement 82 associated therewith, which indicates the present angle of the patient's support pallet 9 in comparison with the horizontal position thereof.
  • the support pallet 9 additionally is adjustable in the direction of its rotational axis 76, through pressing of the knob 83 on the control box 79.
  • FIG. 5 illustrates a coordinate graph or diagram whose principle construction corresponds to the patient's support arrangement of FIG. 4.
  • the coordinate diagram consists of the coordinate system with the spatial coordinates u/v and the patient corrdinates c/d; hereby the zero point of the system c/d is located within the rotational point 76 of the support pallet 9.
  • the angle between the axes u and c is designated by ⁇ , and the horizontal rotational axis about which the body of the patient 17 is to rotate, is again designated by 29, and the spatial point with 24.
  • the digram is explained in greater detail in connection with the circuit block diagram of the control circuit of FIG. 6 with respect to the support arrangement shown in FIG. 4.
  • the potentiometers 84, 85 which are arranged on the servomotors 67 and 74 for effecting the respectively vertical and horizontal movements of the support arrangement 9.
  • the potentiometers 84, 85 are so located that the resistance values thereof are proportional to the position of the beam 49 or, respectively, the transport frame 50 for the support pallet 9. The remaining components of the control system are described later on hereinbelow.
  • the parameters c', d', u', v' are set by means of the motor-driven potentiometers 86 through 89. Through these speed-controlled motors 90 through 93, which are presently connected to a signal amplifier 94 through 97, it is possible to attain a rapid, smooth and precise positioning of the support pallet.
  • the turn knobs u' and v' on the control box 79 are set on the scales 98, 99 to such values which are then read off on the scales 27, 28 (FIG. 4) for, respectively, the horizontal and the vertical positions of the isocentrum.
  • the electrical signal u o corresponding to the horizontal position of the isocentrum, is transmitted through the conduit 100 to the cable 81 of the control circuit 101.
  • the v o -signal which corresponds to the vertical position of the isocentrum, is transmitted through the conduit 102 to the control circuit 103.
  • the output signals of the potentiometers 84, 85 are dependent upon the position of the beam 49, respectively, the transport frame 50.
  • the values which corresponds to these positions (actual values) reach the control circuits 101, 103 through the connecting conduits 104 (u-actual) and 105 (v-actual). These signals are then transmitted to the present control circuits 101 and 103.
  • the marking 29 on the patient 17 is conducted by means of the motors 67 and 74 to the isocentrum 24.
  • the values of the turn knobs c', d' are converted into electrical signals in a corresponding manner, and then transmitted to the function generator ⁇ 1 through the conduits 106, 107.
  • the output signals of these control circuits are then obtained as follows:
  • the signals are then transmitted to the presently associated signal amplifiers 110, 111 through the conduits 112, 113, and subsequently to the motors 74, 67, The motors are actuated for so long until a balancing has taken place between the actual and reference values.
  • the rotor of the function generator ⁇ 1 is connected with the rotor of a second function generator ⁇ 2. Both are so coordinated with each other whereby their output signals have the same phase position.
  • the function generator ⁇ 2 has constant voltage signals e and f transmitted thereto in relation to the function generator ⁇ 1.
  • the output signals (reference values) of the function generator ⁇ 2 are transmitted through the conduits 114, 115 to a further function generator ⁇ 3 which is located on the rotational axis 76 of the support pallet 9.
  • This function generator there takes place a difference formation between the signals (reference values) transmitted thereto through the conduits 114, 115, and the angle value (actual value) produced by the rotor of the function generator ⁇ 3.
  • the output signal of the function generator ⁇ 3 is transmitted through the conduit 116 to a control circuit 117, which also has transmitted thereto through the conduit 118 the constant signal e.
  • the output signal of this control circuit is determined in accordance with the formula
  • the function generators ⁇ 1 and ⁇ 2 are adjusted by means of the turn knob ⁇ ' through the speed-controlled motor 121 with the associated signal amplifier 122, the output signals thereof are so varied whereby the motors 67, 74 and 75, as previously described, control the movement of the beam 49, the transport frame 50, and the patient's support pallet 9 in such a functional interdependence, that an isocentric movement is carried out about the axis 24.
  • the isocentric movement also in this example is speed-controlled, meaning dependent upon the speed or rotation of the function generators ⁇ 1 and ⁇ 2.
  • the rotational angle ⁇ is additionally selectable.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)
  • Radiation-Therapy Devices (AREA)
US05/633,161 1974-11-22 1975-11-18 Patient's support arrangement for an X-ray apparatus Expired - Lifetime US4019059A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2455447A DE2455447C3 (de) 1974-11-22 1974-11-22 Patientenlagerungsvorrichtung eines Röntgengerätes
DT2455447 1974-11-22

Publications (1)

Publication Number Publication Date
US4019059A true US4019059A (en) 1977-04-19

Family

ID=5931532

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/633,161 Expired - Lifetime US4019059A (en) 1974-11-22 1975-11-18 Patient's support arrangement for an X-ray apparatus

Country Status (4)

Country Link
US (1) US4019059A (enExample)
DE (1) DE2455447C3 (enExample)
FR (1) FR2291733A1 (enExample)
SE (1) SE416020B (enExample)

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0002706A1 (de) * 1977-12-27 1979-07-11 Siemens Aktiengesellschaft Zahnärztliche Röntgendiagnostikeinrichtung
US4481657A (en) * 1981-06-01 1984-11-06 Siemens Aktiengesellschaft Patient support apparatus comprising a rotatable support
US4650172A (en) * 1983-03-18 1987-03-17 Thomson-Cgr Tilting examination frame
US4716581A (en) * 1984-04-09 1987-12-29 Siemens Aktiengesellschaft X-ray examination apparatus
US4842259A (en) * 1988-03-18 1989-06-27 Paul Rice Tilting diagnostic table
US4908844A (en) * 1987-03-31 1990-03-13 Kabushiki Kaisha Toshiba Apparatus for detecting error of detector
US4960271A (en) * 1988-08-08 1990-10-02 John K. Grady Medical patient support table
EP0506674A4 (en) * 1989-10-23 1992-12-02 Atf Consolidated Inc Emission tomography carousel system and method
WO1999053998A1 (en) * 1998-04-21 1999-10-28 Boris Vladimirovich Astrakhan Armchair for attaching a patient in order to carry out a rotary radiation therapy using a horizontal therapeutic beam of protons and method for attaching a patient in said armchair
EP1059065A1 (de) * 1999-06-10 2000-12-13 Siemens-Elema AB Röntgenuntersuchungsausrüstung
US20030198315A1 (en) * 2002-04-23 2003-10-23 Siemens Elema Ab X-ray diagnostic device for mammography examinations
US6725078B2 (en) 2000-01-31 2004-04-20 St. Louis University System combining proton beam irradiation and magnetic resonance imaging
US20050039758A1 (en) * 2002-09-26 2005-02-24 Jean-Pierre Saladin Radiological imaging apparatus with detection of a compression pad
RU2254057C2 (ru) * 2003-08-20 2005-06-20 Новосибирский научно-исследовательский институт травматологии и ортопедии Устройство для фиксации тела пациента
US20080298536A1 (en) * 2007-06-03 2008-12-04 Moshe Ein-Gal Target positioner
US20120108958A1 (en) * 2001-08-30 2012-05-03 Jackson Gerald P Antiproton production and delivery for imaging and termination of undesirable cells
US20120179289A1 (en) * 2011-01-07 2012-07-12 Siemens Medical Solutions Usa, Inc. Integrated Patient Pull Up System
CN104248447A (zh) * 2013-06-27 2014-12-31 上海西门子医疗器械有限公司 医疗设备
US10413751B2 (en) 2016-03-02 2019-09-17 Viewray Technologies, Inc. Particle therapy with magnetic resonance imaging
US20190343470A1 (en) * 2018-05-11 2019-11-14 Siemens Healthcare Gmbh Patient couch and x-ray system with such a patient couch
US10561861B2 (en) 2012-05-02 2020-02-18 Viewray Technologies, Inc. Videographic display of real-time medical treatment
US10688319B2 (en) 2004-02-20 2020-06-23 University Of Florida Research Foundation, Inc. System for delivering conformal radiation therapy while simultaneously imaging soft tissue
RU198538U1 (ru) * 2020-01-28 2020-07-15 Частное учреждение образовательная организация высшего образования "Медицинский университет "Реавиз" Хирургический фиксатор кисти
US11000706B2 (en) 2016-12-13 2021-05-11 Viewray Technologies, Inc. Radiation therapy systems and methods
US11033758B2 (en) 2017-12-06 2021-06-15 Viewray Technologies, Inc. Radiotherapy systems, methods and software
US11209509B2 (en) 2018-05-16 2021-12-28 Viewray Technologies, Inc. Resistive electromagnet systems and methods
US12090343B2 (en) 2012-10-26 2024-09-17 Viewray Systems, Inc. Assessment and improvement of treatment using imaging of physiological responses to radiation therapy

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2831058C2 (de) * 1978-07-14 1984-04-19 Philips Patentverwaltung Gmbh, 2000 Hamburg Röntgenuntersuchungsgerät mit einem um eine horizontale Achse schwenkbaren Patientenlagerungstisch
US4229656A (en) * 1978-10-31 1980-10-21 Pfizer Inc. X-ray orienting apparatus
NL8102286A (nl) * 1981-05-11 1981-07-01 Philips Nv Medisch apparaat.
IT1266276B1 (it) * 1993-02-26 1996-12-27 C A T Di Corsini Giuseppe E C Tavolo porta-paziente per l'effettuazione di esami medici.
DE19622273A1 (de) * 1996-06-03 1997-12-04 Siemens Ag Computertomographische Anlage
JP4002165B2 (ja) * 2002-11-12 2007-10-31 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー テーブルシステム
DE102015209926A1 (de) * 2015-05-29 2016-12-01 Siemens Healthcare Gmbh Patientenlagerungsvorrichtung

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1958555A (en) * 1926-08-28 1934-05-15 Gen Electric X Ray Corp X-ray table
US3328582A (en) * 1964-12-21 1967-06-27 Joseph M Morel Rotatable patient support with means to shift the axis of rotation in two mutually perpendicular directions
US3396274A (en) * 1966-05-11 1968-08-06 Ritter Pfandler Corp Mechanism for simultaneously tilting and raising a patient X-ray table
US3473024A (en) * 1967-10-23 1969-10-14 Gen Electric X-ray tabletop extension and tilt control
US3585386A (en) * 1969-06-05 1971-06-15 Jerry L Horton Radiographic chair rotatable about two mutually perpendicular axes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1531861A (fr) * 1966-07-14 1968-07-05 Philips Nv Dispositif pour examen radiographique
DE2134122C3 (de) * 1971-07-08 1984-05-30 Siemens AG, 1000 Berlin und 8000 München Röntgengerät für Schädeluntersuchungen

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1958555A (en) * 1926-08-28 1934-05-15 Gen Electric X Ray Corp X-ray table
US3328582A (en) * 1964-12-21 1967-06-27 Joseph M Morel Rotatable patient support with means to shift the axis of rotation in two mutually perpendicular directions
US3396274A (en) * 1966-05-11 1968-08-06 Ritter Pfandler Corp Mechanism for simultaneously tilting and raising a patient X-ray table
US3473024A (en) * 1967-10-23 1969-10-14 Gen Electric X-ray tabletop extension and tilt control
US3585386A (en) * 1969-06-05 1971-06-15 Jerry L Horton Radiographic chair rotatable about two mutually perpendicular axes

Cited By (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0002706A1 (de) * 1977-12-27 1979-07-11 Siemens Aktiengesellschaft Zahnärztliche Röntgendiagnostikeinrichtung
US4481657A (en) * 1981-06-01 1984-11-06 Siemens Aktiengesellschaft Patient support apparatus comprising a rotatable support
US4650172A (en) * 1983-03-18 1987-03-17 Thomson-Cgr Tilting examination frame
US4716581A (en) * 1984-04-09 1987-12-29 Siemens Aktiengesellschaft X-ray examination apparatus
US4908844A (en) * 1987-03-31 1990-03-13 Kabushiki Kaisha Toshiba Apparatus for detecting error of detector
US4842259A (en) * 1988-03-18 1989-06-27 Paul Rice Tilting diagnostic table
US4960271A (en) * 1988-08-08 1990-10-02 John K. Grady Medical patient support table
EP0506674A4 (en) * 1989-10-23 1992-12-02 Atf Consolidated Inc Emission tomography carousel system and method
WO1999053998A1 (en) * 1998-04-21 1999-10-28 Boris Vladimirovich Astrakhan Armchair for attaching a patient in order to carry out a rotary radiation therapy using a horizontal therapeutic beam of protons and method for attaching a patient in said armchair
RU2149662C1 (ru) * 1998-04-21 2000-05-27 Астрахан Борис Владимирович Способ фиксации пациента для проведения ротационной лучевой терапии горизонтальным терапевтическим пучком протонов и устройство кресла для реализации этого способа
EP1059065A1 (de) * 1999-06-10 2000-12-13 Siemens-Elema AB Röntgenuntersuchungsausrüstung
US6364525B1 (en) 1999-06-10 2002-04-02 Siemens Elema Ab X-ray examination apparatus with a lifting and rotating device for an apparatus component
US6725078B2 (en) 2000-01-31 2004-04-20 St. Louis University System combining proton beam irradiation and magnetic resonance imaging
US6862469B2 (en) 2000-01-31 2005-03-01 St. Louis University Method for combining proton beam irradiation and magnetic resonance imaging
US9630021B2 (en) * 2001-08-30 2017-04-25 Hbar Technologies Llc Antiproton production and delivery for imaging and termination of undesirable cells
US20120108958A1 (en) * 2001-08-30 2012-05-03 Jackson Gerald P Antiproton production and delivery for imaging and termination of undesirable cells
US20030198315A1 (en) * 2002-04-23 2003-10-23 Siemens Elema Ab X-ray diagnostic device for mammography examinations
US7003073B2 (en) 2002-04-23 2006-02-21 Siemens Aktiengesellschaft X-ray diagnostic device for mammography examinations
US20050039758A1 (en) * 2002-09-26 2005-02-24 Jean-Pierre Saladin Radiological imaging apparatus with detection of a compression pad
US7016460B2 (en) * 2002-09-26 2006-03-21 Ge Medical Systems Global Technology Company, Llc Radiological imaging apparatus with detection of a compression pad
RU2254057C2 (ru) * 2003-08-20 2005-06-20 Новосибирский научно-исследовательский институт травматологии и ортопедии Устройство для фиксации тела пациента
US11497937B2 (en) 2004-02-20 2022-11-15 University Of Florida Research Foundation, Inc. System for delivering conformal radiation therapy while simultaneously imaging soft tissue
US10688319B2 (en) 2004-02-20 2020-06-23 University Of Florida Research Foundation, Inc. System for delivering conformal radiation therapy while simultaneously imaging soft tissue
US7576344B2 (en) * 2007-06-03 2009-08-18 Moshe Ein-Gal Target positioner
US20080298536A1 (en) * 2007-06-03 2008-12-04 Moshe Ein-Gal Target positioner
US20120179289A1 (en) * 2011-01-07 2012-07-12 Siemens Medical Solutions Usa, Inc. Integrated Patient Pull Up System
US9131907B2 (en) * 2011-01-07 2015-09-15 Siemens Medical Solutions Usa, Inc. Integrated patient pull up system
US10561861B2 (en) 2012-05-02 2020-02-18 Viewray Technologies, Inc. Videographic display of real-time medical treatment
US12090343B2 (en) 2012-10-26 2024-09-17 Viewray Systems, Inc. Assessment and improvement of treatment using imaging of physiological responses to radiation therapy
CN104248447B (zh) * 2013-06-27 2016-08-10 上海西门子医疗器械有限公司 医疗设备
CN104248447A (zh) * 2013-06-27 2014-12-31 上海西门子医疗器械有限公司 医疗设备
US10413751B2 (en) 2016-03-02 2019-09-17 Viewray Technologies, Inc. Particle therapy with magnetic resonance imaging
US12017090B2 (en) 2016-03-02 2024-06-25 Viewray Systems, Inc. Particle therapy with magnetic resonance imaging
US11351398B2 (en) 2016-03-02 2022-06-07 Viewray Technologies, Inc. Particle therapy with magnetic resonance imaging
US12472384B2 (en) 2016-12-13 2025-11-18 Viewray Systems, Inc. Radiation therapy systems and methods
US11000706B2 (en) 2016-12-13 2021-05-11 Viewray Technologies, Inc. Radiation therapy systems and methods
US11931602B2 (en) 2016-12-13 2024-03-19 Viewray Technologies, Inc. Radiation therapy systems and methods
US11033758B2 (en) 2017-12-06 2021-06-15 Viewray Technologies, Inc. Radiotherapy systems, methods and software
US20190343470A1 (en) * 2018-05-11 2019-11-14 Siemens Healthcare Gmbh Patient couch and x-ray system with such a patient couch
CN110464374A (zh) * 2018-05-11 2019-11-19 西门子医疗有限公司 检查床和具有这种检查床的x射线系统
US12000914B2 (en) 2018-05-16 2024-06-04 Viewray Systems, Inc. Resistive electromagnet systems and methods
US11209509B2 (en) 2018-05-16 2021-12-28 Viewray Technologies, Inc. Resistive electromagnet systems and methods
RU198538U1 (ru) * 2020-01-28 2020-07-15 Частное учреждение образовательная организация высшего образования "Медицинский университет "Реавиз" Хирургический фиксатор кисти

Also Published As

Publication number Publication date
DE2455447C3 (de) 1981-02-05
SE7512692L (sv) 1976-05-24
FR2291733B1 (enExample) 1977-11-18
DE2455447B2 (de) 1980-05-22
FR2291733A1 (fr) 1976-06-18
SE416020B (sv) 1980-11-24
DE2455447A1 (de) 1976-05-26

Similar Documents

Publication Publication Date Title
US4019059A (en) Patient's support arrangement for an X-ray apparatus
EP0203647B1 (en) Direction control for radiographic therapy apparatus
US6382835B2 (en) Mobile X-ray apparatus and method for determining projection geometries therein
US4744099A (en) X-ray diagnostic apparatus comprising radiation filters
EP0430934B1 (en) A method and an apparatus for photography by means of an x-ray or other radiation source
US4139776A (en) System for circular and complex tomography
US4987585A (en) X-ray positioner for multi-axis profiling
US4229656A (en) X-ray orienting apparatus
US4653083A (en) Spherical X-ray angulation and patient tilting system
US2781454A (en) Rotational therapy unit
JP2000116631A (ja) Ｘ線診断装置
US4024403A (en) X-ray cardiovascular examination apparatus
US4813060A (en) Dental x-ray diagnostic apparatus for producing panorama tomograms of the jaw of a patient
SE447869B (sv) Medicinsk apparat
GB1326201A (en) Therapeutic tables
US5224140A (en) Method and apparatus for panoramic radiography
JPH0236098B2 (enExample)
US3927326A (en) X-ray examining apparatus
US4842259A (en) Tilting diagnostic table
US2793296A (en) Rotational radiation therapy system and unit
FI128797B (en) CT Imaging apparatus
EP0155072B1 (en) An apparatus for x-ray photography of the area of the dentition and of the jaws
CN208725742U (zh) 智能型射线摄影装置
EP0114054B1 (en) X-ray tomography table having a virtual fulcrum arm pivot
JPWO2020025779A5 (enExample)